Moving lamp for signs and advertisements



K. F. R. VON D-IERSBURG MOVING LAMP FOR SIGNS AND ADVERTISEMENTS Filed July 17 gwm toz Dec. 16,1930.

Patented Dec. 1930 UNITED STATES'PATENLT oFFicE KARL FREIHERR ROEDER VON DIERSBURG, 0F GRAEFELFING, NEAR MUNICL I, GERMANY MOVING LAMP r03 srens AND ADVERTISE ENTS Application filed July 17, 1928, Serial No. 293,413, and in Germany January 15, 1928.

This invention relates to a device for efl'ec-; tlve slgnaling or advertlslng, and has for 1ts,

object the provision of a lamp which is supported by means of a roller on a guide-rail so that it can travel along the latter to direct the rays from the lamp in the direction de-' sired along a desired travel course.

Fig. 1 of the accompanying drawings rep-" resents a side elevation of the device in con: nection with an advertising si '11. Fig. 2 is a front elevation o the same. Fig. 3 shows in side elevation a-modified construction of the lamp and its supporting means.

According to the invention a lamp (1 is carried, through the medium of a bracket or hanger arm 0, by a roller 6 journaled on an" axis at right angles to and integral with said bracket arm and which is adapted to travel on a rail a. The movement is eiiected either manually or mechanically by means of cords and sheaves or the like and may either be continuous or intermittent.

pending from the axle portion, and a counterbalance for the lamp carried by said arm and arranged therewith on the opposite'side of the vertical plane of the bracket.

.2. In an advertising or signal device, a

track, a bracket having an axle portion, a

roller carried by thefaxle portion and mounted to travel on the track, a lamp carried by the bracket and arranged at one side of the vertical plane of the roller, an arm depending from the axle portion, and a counterbalance for the lamp "carried by saidarm and comprising a display element on which the light from the lamp shines, said element being mounted on said arm and arranged there with on the opposite side of the vertical plane of the bracket. I i In. testimony whereof I have aiiixed my signature. V;

'KARL FREEHERR ROEDER vvon DIERSBURG.

The lamp may be employed for illumi nating a sign f which is connected by means of an arm 6 to the axis of the roller 6 so as to act also as a counterbalance for the lamp and travel together with it. As an alternative the lamp may be used for illuminating a stationary sign or a street, a court yard, a floor or the like, in which case the lamp may be balanced by means of a weight 9 carried by an arm 6', as shown in Fig. 3, the lamp being held in an upwardly directed position, asshown, or in any desired inclined position.

lVith the lamp held in upwardly directed I position, the. device is particularly suitable for indicating the boundaries of a landing ground for airplanes and the like. Lamps of different colors may be used, and the movement may be utilized for indicating the direction of the flight or of the wind. 

